Finding the Fourth Proportional to 226,264.73, 312,235.23 and 135,670.70
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Solution
The fourth proportional to 226,264.73, 312,235.23 and 135,670.70 is: 187,219.51
Step by Step Solution
- Step 1: Write the proportion equation
226,264.73 : 312,235.23 = 135,670.70 : x - Step 2: Convert to fraction form
226,264.73/312,235.23 = 135,670.70/x - Step 3: Cross multiply
226,264.73x = 312,235.23 × 135,670.70 - Step 4: Simplify right side
226,264.73x = 42,361,172,218.76 - Step 5: Solve for x
x = 42,361,172,218.76/226,264.73 - Step 6: Final answer
x = 187,219.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.